Magnetic tape format specifications for authority records distributed by the Library of Congress through the MARC Distribution Service--Subject and Name Authorities are described in this outline. Information is provided on segments and length of logical records, blocks, volume and file organization, and character set. (KP)

This study of the computer/user interface investigated the role of the computer in performing information tasks that users now perform without computer assistance. Users' perceptual/cognitive processes are to be accelerated or augmented by the computer; a long term goal is to delegate information tasks entirely to the computer. Cybernetic and…

This report addresses the critical importance of measuring and evaluating information systems functioning within computer network environments. The focus is on the significant benefits associated with using automated monitoring as the primary information system measurement mechanism within such computing architectures. The large scale,…

As librarians cope with reduced budgets, decreased staff, and increased demands for services, microcomputers will take a significant role in library automation by providing low-cost systems, solving specific library problems, and performing in distributed systems. This report presents an introduction to the technology of this low-cost, miniature…